package day03;

public class IfElseIfDemo {
    public static void main(String[] args) {
        double price = 200;
        if (price >= 2000 ) {
            price *= 0.5;
        } else if (price>1000){
            price *= 0.7;
        }else if (price >500){
            price *= 0.8;
        }else {
            price *=0.9;
        }
        System.out.println("最终消费金额是：" + price);

        double score = 195.5;
        if (score>=0 && score<=100){
            System.out.println("你的成绩:"+score+",  合法");
        } else {
            System.out.println("你的成绩:"+score+",  不合法");
        }
    }
}
